PartsTable
Technical Data Sheet
97135A275 ✓ Verified by PartsTable
· NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.766 INCHES NOMINAL IN, thread_class: 3B, thread_series: UNIFIED NATIONAL COARSE (UNC), locking_feature: PREVAILING TORQUE WITH NONMETALLIC INSERT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-508-5907, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
97135A275
NSN: 5310-01-508-5907
FSC: 5310
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.766 INCHES NOMINAL IN
thread_class3B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
locking_featurePREVAILING TORQUE WITH NONMETALLIC INSERT
special_features(C93) FIVE TON TANKER TRAILER, MODEL M967A2, 2330-01-495-0040 (C94) FIVE TON TANKER TRAILER, MODEL M969A3, 2330-01-495-0043; HAS NYLON INSERT
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_across_flats0.938 INCHES NOMINAL IN
nominal_thread_size0.625 INCHES IN
bearing_surface_typeFLAT
NSN5310-01-508-5907
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 97135A275 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
NUT HEIGHT: 0.766 INCHES NOMINAL IN
THREAD CLASS: 3B
WIDTH ACROSS FLATS: 0.938 INCHES NOMINAL IN
NOMINAL THREAD SIZE: 0.625 INCHES IN
HOLE CONFIGURATION STYLE: CONFIGURATION A
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS (FLIS)
NUT HEIGHT0.766 INCHES NOMINAL IN
THREAD CLASS3B
WIDTH ACROSS FLATS0.938 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.625 INCHES IN
SPECIAL FEATURES(C93) FIVE TON TANKER TRAILER, MODEL M967A2, 2330-01-495-0040 (C94) FIVE TON TANKER TRAILER, MODEL M969A3, 2330-01-495-0043; HAS NYLON INSERT
END ITEM IDENTIFICATIONMRAP BUFFALO MK2A2
HOLE CONFIGURATION STYLECONFIGURATION A
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH18
BEARING SURFACE TYPEFLAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
8146AInterchangeable
interchangeable cross-reference
interchangeable
0P881Interchangeable
interchangeable cross-reference
interchangeable
2UU0377Interchangeable
interchangeable cross-reference
interchangeable
37587Interchangeable
interchangeable cross-reference
interchangeable
H37587Interchangeable
interchangeable cross-reference
interchangeable
22762Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 97135A275?
97135A275 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace 97135A275?
There are 9 known substitutes for 97135A275: 8146A, 0P881, 2UU0377 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 97135A275?
97135A275 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-508-5907. This indicates validated use in U.S. government and defense supply chains.
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